364 



CiCHLID^E. 



exceeding prseorbital depth; mouth not extending to below anterior 

 border of eye ; teeth small, in 2 or 3 series, outer largest, 50 to 80 m 

 upper jaw; 2 or 3 series of scales on the cheek, width of scaly part 

 equal to or less than diameter of eye. Gill-rakers rather long, closely 

 set, 23 to 27 on lower part of anterior arch. Dorsal XVI-XVIII 

 10-12; spines increasing in length to the last, which measures i, or a 

 little less than i length of head ; longest soft rays usually i to f length 

 of head, sometimes quite as long as head. Anal III 9-12 ; third spme 

 ^ to f length of head. Pectoral as long as head or a little shorter, not 



Fig. 247. 



Paratilapia intermedia. 

 Type. f. 



extending to vertical of origin of anal. Ventral reaching vent, or 

 produced beyond origin of anal. Caudal more or less scaly, distinctly 

 emarginate. Caudal peduncle as long as deep or a little longer than 

 deep. Scales finely denticulate, 33-36 jy^jj ; lateral lines jizig, upper 

 often extending to the caudal peduncle, where it is separated from the 

 lower by a single series of scales. Pale olive to dark brown, with a 

 more or less distinct blackish spot under the lateral line, below middle 

 of spinous dorsal, and another at base of caudal ; sometimes a third 

 between the two lateral lines, below soft dorsal ; usually a blackish 

 opercular spot; dorsal and amil dark brown, with or without round 



